The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 25, 2000
Filed:
Oct. 01, 1998
Applicant:
Inventors:
R William McCallum, Ames, IA (US);
John E Snyder, Ames, IA (US);
Kevin W Dennis, Ames, IA (US);
Carl R Schwichtenberg, Ames, IA (US);
David C Jiles, Ames, IA (US);
Assignee:
Iowa State University Research Foundation, Inc., Ames, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
252 6255 ; 252 6257 ; 252 6256 ; 252 6262 ; 252 6263 ; 501126 ; 75234 ; 75233 ; 75247 ; 75246 ;
Abstract
The present invention provides magnetostrictive compositions that include an oxide ferrite which provides mechanical properties that make the magnetostrictive compositions effective for use as sensors and actuators.